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AIMODELRACE
xAILanguage model

Grok 4.20

xAI language model.

ARC-AGI-2

#25

of 54
29.9 pts behind #1

0

races led

0

weeks at #1

65.1

score

Released
Mar 10, 2026
8 mo ago
Context
2M
1.8M max output
Price
$1.25 / $2.5
per 1M in/out · $1.56 blended · OpenRouter
Speed
—
not measured
Modalities
text · image
outputs text
Weights
Closed
API and apps

The 30-second version

xAI language model.

Key takeaways
  • 1xAI language model.

Where it ranks

Latest real results · click any race to watch it

CodingHard ReasoningMathScienceWriting & LanguageMultimodalTool Use & AgentsLong ContextTrust & FactualitySpeed & Cost

Grok 4.20Best on each axis

ARC-AGI-2 over time

#1 frontierGrok 4.20Grok 4.3M3
0.020.040.060.080.0100.02025Apr ’25Jul ’25Oct ’252026Apr ’26Jul ’26Oct ’26

Update history

The distilled version first; open any release for the deeper breakdown.